Here are some c++ programs related to the basic input, output operations in C++ including the usage of variables and constants.
CPP-001: A C++ Program to print some text.
CPP-002: A C++ Program to print some text on two separate lines.
CPP-003: A C++ Program to find the sizes, addresses of the variables of type int, float and char.
CPP-004: A C++ Program that reads two numbers from user, computes and display their sum.
CPP-005: A C++ Program to illustrate the declaration, initialization and printing of a constant variable.
CPP-006: A C++ Program to illustrate the use of refrence variables.